Anthropicurgenttrivial19 days left

claude-haiku-4-5-20251001

Dated Haiku snapshot. Prefer alias pins outside prod locks.

DeprecatedScheduled

Shutdown2026-10-15

Statusurgent

Replacementclaude-haiku-4-5 (alias) or newer Haiku

Action requiredProduction calls using claude-haiku-4-5-20251001 will fail after 2026-10-15. Update model strings and re-run integration tests before the cutoff.

Quick fix — copy & paste

Breaks on 2026-10-15

model = "claude-haiku-4-5-20251001"

Use this instead

model = "claude-haiku-4-5 (alias)"

Weigh prompts on the new model Compare pricing All deprecations